201590420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1\times {\mathrm{881}}^1$

素因数の和:1580

約数の個数: 48

約数和(自身を含む): 449417808

約数和(自身を除く): 247827388

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 673, 881, 1346, 1762, 2692, 3365, 3524, 4405, 6730, 8810, 11441, 13460, 14977, 17620, 22882, 29954, 45764, 57205, 59908, 74885, 114410, 149770, 228820, 299540, 592913, 1185826, 2371652, 2964565, 5929130, 10079521, 11858260, 20159042, 40318084, 50397605, 100795210, 201590420]

約数ペア:

[(1, 201590420), (2, 100795210), (4, 50397605), (5, 40318084), (10, 20159042), (17, 11858260), (20, 10079521), (34, 5929130), (68, 2964565), (85, 2371652), (170, 1185826), (340, 592913), (673, 299540), (881, 228820), (1346, 149770), (1762, 114410), (2692, 74885), (3365, 59908), (3524, 57205), (4405, 45764), (6730, 29954), (8810, 22882), (11441, 17620), (13460, 14977)]